Home / 1,151,145.97-1,727,916.55-847,882.53

Finding the Fourth Proportional to 1,151,145.97, 1,727,916.55 and 847,882.53

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Solution

The fourth proportional to 1,151,145.97, 1,727,916.55 and 847,882.53 is: 1,272,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,145.97 : 1,727,916.55 = 847,882.53 : x
  2. Step 2: Convert to fraction form
    1,151,145.97/1,727,916.55 = 847,882.53/x
  3. Step 3: Cross multiply
    1,151,145.97x = 1,727,916.55 × 847,882.53
  4. Step 4: Simplify right side
    1,151,145.97x = 1,465,070,253,923.17
  5. Step 5: Solve for x
    x = 1,465,070,253,923.17/1,151,145.97
  6. Step 6: Final answer
    x = 1,272,705.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.